皮皮学，免费搜题
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【单选题】
企业员工培训需要投入大量的人力、物力和财力，它对企业当前的工作可能会造成一定的影响。特别是有些培训项目不可能取得立竿见影的效果，需经过一定的实践以后才能反映出来，这就需要企业培训坚持( )。A.
战略性原则
B.
长期性原则
C.
学以致用原则
D.
投资效益原则
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】牙周病的维护期应进行的内容是
A.
长期服用抗菌素
B.
有问题出现时再进行复查
C.
定期牙周检查和洁治
D.
只针对口腔卫生差的人进行宣教
E.
复查时应每2个月拍X线片
【多选题】What could a chair say to deal with the situation when dispute emerges during the discussion? There are three proper expressions listed in the choices. Choose all of the correct answers.
A.
Has anyone got anything to add to Dr. Yang’s presentation?
B.
Since we do not seem to be able to resolve this difference now, could we move on to the next point?
C.
What do others think regarding the points debated by Dr. Adam and Prof. Ben?
D.
I’m afraid the above misunderstanding was due to the pronunciation.
【单选题】Which of the following is NOT the problem the American blacks had to face according to the passage?
A.
Inadequate schools for children.
B.
Unstable families.
C.
High employment rate.
D.
Children taking drugs.
【简答题】American blacks are said to be the _________ of African slaves.
【简答题】A．There are more American Indians than Blacks in the U. S. B．A large portion of American Blacks now live in the southwest. C．The first immigrants to America were English and Dutch. D．African Blacks ca...
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